Earthquake Hazards and Safety

---

vocabulary

---

liquefaction:when it turns solid ground into mud
aftershock:a smaller earthquake that happens after a bigger earthquake
tsunamis: when a earthquake happens underwater it forms a tsunamis
base-isolated buildings:shock-absorbers under the building

Outline

---

How Earthquakes cause Damage

• there are p waves and s waves
  • there is also an aftershock too
• if the soil if not compacted then during an earthquake it will shake more

Local Soil Conditions

• different kinds on soil conditions
  • loose soil shakes more than solid rock
• buildings built on flat solid plains will shake less than sandy beaches

making buildings safer

• you take off heavy things above the bed
  • you make the house more sturdy
  • you must make it very flexible
• put cement under the house to make it more sturdy

Protecting Yourself During an Earthquake

• when an earthquake occurs you duck and cover until the earthquake is over

>
** if there is not a table around then you should stand under a door way

A= get under a table B= cover you body against an inner wall

• If outside be in an open area and make sure there aren't any vehicles, power lines, and old buildings
  • when earthquakes occur food shortage may happen, and travel may be difficult